| Date | Action | 
|---|
							| 04/07/2001 | License Canceled | 
							| 01/20/2000 | License Assigned (Full Assignment) | 
							| 08/27/1999 | License Converted | 
							| 08/14/1999 | License Converted | 
							| 02/24/1999 | License Renewed | 
							| 12/02/1998 | License Assigned (Full Assignment) | 
							| 03/21/1997 | License Modified | 
							| 04/18/1995 | Internal Correction Applied | 
							| 04/18/1995 | License Assigned (Full Assignment) | 
							| 02/28/1994 | License Modified | 
							| 02/24/1994 | License Modified | 
							| 10/07/1993 | License Modified | 
							| 04/30/1990 | License Modified | 
							| 04/13/1990 | License Modified | 
							| 12/15/1989 | License Modified | 
							| 08/10/1989 | License Modified | 
							| 02/01/1988 | License Modified | 
							| 08/06/1987 | License Issued |